Home / 10,957.36-16,436.06-3,166.80

Finding the Fourth Proportional to 10,957.36, 16,436.06 and 3,166.80

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Solution

The fourth proportional to 10,957.36, 16,436.06 and 3,166.80 is: 4,750.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,957.36 : 16,436.06 = 3,166.80 : x
  2. Step 2: Convert to fraction form
    10,957.36/16,436.06 = 3,166.80/x
  3. Step 3: Cross multiply
    10,957.36x = 16,436.06 × 3,166.80
  4. Step 4: Simplify right side
    10,957.36x = 52,049,714.81
  5. Step 5: Solve for x
    x = 52,049,714.81/10,957.36
  6. Step 6: Final answer
    x = 4,750.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.